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Field notes from production AI.

Long-form essays from the engineers shipping AI inside payers, hospitals, energy operators and proptech platforms. Written for technology leaders who care more about what runs in production than what trended last week.

All essays

Field notes, sorted by recency.

1867 essays
AI GOVERNANCE Model riskmanagement UnderAudit. A Buyer's Guide to Model risk managementUnder Audit helps Chief Risk Officer /… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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Model risk management Under Audit

A Buyer's Guide to Model risk management Under Audit helps Chief Risk Officer / CTO evaluate risk classification, independent validation, monitoring thresholds, issue management, model inventory. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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APPLIED AI What Multimodaldocument processingActually Costs. What Multimodal document processingActually Costs explains the engineering… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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What Multimodal document processing Actually Costs

What Multimodal document processing Actually Costs explains the engineering, control, change, and risk costs behind the first implementation in production. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PLATFORM ENGINEERING Service mesh for AIworkloads UnderAudit. Service mesh for AI workloads UnderAudit helps VP Engineering / Head of… STRATEGY DELIVERY GOVERNANCE SCALE SERVICEMESH
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Service mesh for AI workloads Under Audit

Service mesh for AI workloads Under Audit helps VP Engineering / Head of Infrastructure leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Master DataManagement forRetail. Master Data Management helps retailteams connect product hierarchy… 01 Pilot 02 Team 03 Org 04 Scale MASTER DATA
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Master Data Management for Retail

Master Data Management helps retail teams connect product hierarchy, supplier records, location data, survivorship rules, stewardship, and downstream consumers to the decisions that break when definitions disagree. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI Agent escalationpaths Under Audit. A Buyer's Guide to Agent escalationpaths Under Audit helps CTO / CISO… 01 Assess 02 Design 03 Ship 04 Operate
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Agent escalation paths Under Audit

A Buyer's Guide to Agent escalation paths Under Audit helps CTO / CISO evaluate risk thresholds, escalation triggers, human context, timeout behaviour, audit trails. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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CLOUD & DEVOPS Customer 360architectureUnder Audit. Customer 360 architecture Under Audithelps data leaders connect identity… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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Customer 360 architecture Under Audit

Customer 360 architecture Under Audit helps data leaders connect identity, sources, conflicts, freshness, and lineage to defensible customer profiles. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guideto Edge inference. A Buyer's Guide to Edge inference helpsVP Engineering / Head of Infrastructure… DISCOVERY DESIGN DELIVERY SCALE
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A Buyer's Guide to Edge inference

A Buyer's Guide to Edge inference helps VP Engineering / Head of Infrastructure leaders connect workload fit, device runtime, model packaging, fleet management, and telemetry and fallback to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI What Agent toolcalling ActuallyCosts. What Agent tool calling Actually Costsshows leaders the engineering, control… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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What Agent tool calling Actually Costs

What Agent tool calling Actually Costs shows leaders the engineering, control, change, and risk costs hidden beyond the headline price at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Warehouse CostOptimization forEnergy. Warehouse Cost Optimization helps energyteams connect storage tiering, retention… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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Warehouse Cost Optimization for Energy

Warehouse Cost Optimization helps energy teams connect storage tiering, retention decisions, partition strategy, query attribution, and reprocessing cost to a time-series estate that grows every day. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PLATFORM ENGINEERING A Buyer's Guide toModel servingarchitecture. A Buyer's Guide to Model servingarchitecture helps CTO / Head of AI… ASSESS ADOPT OPTIMIZE GOVERN
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A Buyer's Guide to Model serving architecture

A Buyer's Guide to Model serving architecture helps CTO / Head of AI leaders connect serving topology, model loading, routing, state and caching, and observability and recovery to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Crossplane vsTerraform forTechnology & SaaS. Control plane or pipeline is the realquestion. Crossplane reconciles… CROSSPLANE/TERRAFORM Crossplane Best fit for your caseSimpler to operateLower switching cost Terraform Added complexityHeavier toolingSteeper learning curve
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Crossplane vs Terraform for Technology & SaaS

Control plane or pipeline is the real question. Crossplane reconciles continuously and suits self-service; Terraform plans deliberately and suits change review. Most SaaS orgs need both.

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CLOUD & DEVOPS A Buyer's Guide toInference costattribution. A Buyer's Guide to Inference costattribution helps VP Engineering / Head… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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A Buyer's Guide to Inference cost attribution

A Buyer's Guide to Inference cost attribution helps VP Engineering / Head of Infrastructure leaders connect request identity, usage metering, cost model, business mapping, and reporting and feedback to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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CLOUD & DEVOPS A Buyer's Guide toReserved versuson-demand compute. A Buyer's Guide to Reserved versuson-demand compute helps VP Engineering /… A BUYER'S/ON-DEMAND… A Buyer's Best fit for your caseSimpler to operateLower switching cost on-demand compute Added complexityHeavier toolingSteeper learning curve
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A Buyer's Guide to Reserved versus on-demand compute

A Buyer's Guide to Reserved versus on-demand compute helps VP Engineering / Head of Infrastructure leaders connect demand baseline, burst profile, commitment term, capacity flexibility, and review process to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toAgent statepersistence. A Buyer's Guide to Agent statepersistence helps engineering leaders… BUYERAGENT DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
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A Buyer's Guide to Agent state persistence

A Buyer's Guide to Agent state persistence helps engineering leaders connect side-effect records, safe resumption, checkpoint granularity, external state divergence, and expiry to durability that makes resuming safe. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Data Monetizationfor Real Estate. Property data looks easy to monetizeuntil you check who owns it. Provenance… PLAN BUILD MEASURE IMPROVE DATA
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Data Monetization for Real Estate

Property data looks easy to monetize until you check who owns it. Provenance and licensing terms decide feasibility long before the pipeline does.

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APPLIED AI Agent-to-agentprotocols UnderAudit. Agent-to-agent protocols Under Audithelps AI leaders connect agent identity… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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Agent-to-agent protocols Under Audit

Agent-to-agent protocols Under Audit helps AI leaders connect agent identity, capability, authority, message, and protocol to verifiable inter-agent trust. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI Agent statepersistence UnderAudit. Agent state persistence Under Audithelps AI leaders connect state schema… AGENTSTATE DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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Agent state persistence Under Audit

Agent state persistence Under Audit helps AI leaders connect state schema, checkpoint integrity, resume, version, and persistence to safe agent resumption. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Apache Icebergfor Technology &SaaS. Iceberg earns its place through schemaevolution, time travel, and engine… MODEL DEPLOY MONITOR ITERATE APACHE
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Apache Iceberg for Technology & SaaS

Iceberg earns its place through schema evolution, time travel, and engine independence. Adopt it for a workload problem you actually have, not to settle a format debate.

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APPLIED AI Semantic cachingUnder Audit. Semantic caching Under Audit helps AIleaders connect scope, thresholds… 01 Assess 02 Design 03 Ship 04 Operate
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Semantic caching Under Audit

Semantic caching Under Audit helps AI leaders connect scope, thresholds, freshness, invalidation, and replay to defensible answer reuse in production systems. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guideto Agent memorydesign. A Buyer's Guide to Agent memory designhelps engineering leaders connect expiry… STRATEGY DELIVERY GOVERNANCE SCALE BUYER AGENT
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A Buyer's Guide to Agent memory design

A Buyer's Guide to Agent memory design helps engineering leaders connect expiry rules, staleness, correction, scope boundaries, and privacy obligations to memory defined by what it forgets. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toData mesh operatingmodels. A Buyer's Guide to Data mesh operatingmodels helps CDO / VP Data leaders… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Data mesh operating models

A Buyer's Guide to Data mesh operating models helps CDO / VP Data leaders connect domain ownership, data product obligations, platform capabilities, federated governance, and operating metrics to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Groundednessscoring UnderAudit. Groundedness scoring Under Audit helpsAI leaders connect evidence, controls… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 GROUNDEDNESS SCORING
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Groundedness scoring Under Audit

Groundedness scoring Under Audit helps AI leaders connect evidence, controls, ownership, failure handling, and production decisions to measurable risk. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Data Monetizationfor Fintech. Selling financial data means becoming aregulated data supplier. Permissible… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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Data Monetization for Fintech

Selling financial data means becoming a regulated data supplier. Permissible purpose decides what you can sell, and the compliance obligations are the real cost.

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PRODUCT ENGINEERING A Buyer's Guide toLegacy systemintegration. A Buyer's Guide to Legacy systemintegration helps CTO / Head of AI… BUYERLEGACY DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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A Buyer's Guide to Legacy system integration

A Buyer's Guide to Legacy system integration helps CTO / Head of AI leaders connect system boundaries, business rules, interface strategy, data reconciliation, and cutover and fallback to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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